is 16.2 6 mg of a sample of an element X contains 1.66 *10 ^ 20 atoms what is the atomic mass of the element x
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no. of atom =no.of mole × avogadro's no.
so, by this formula the atomic mass of element x is 5.89 .
no. of atom =no.of mole × avogadro's no.
so, by this formula the atomic mass of element x is 5.89 .
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